TUBE FOR HEAT EXCHANGER WITH AT LEAST PARTIALLY VARIABLE CROSS-SECTION AND HEAT EXCHANGER EQUIPPED THEREWITH Russian patent published in 2018 - IPC F28F1/06 

FIELD: heating equipment.

SUBSTANCE: present invention relates to heat engineering and can be used in heat exchangers for central heating systems of water supply systems. Invention consists in that a heat exchanger housing with an inlet and an outlet form part of a water supply channel, and tubes, the shape of the periphery of the cross section of which varies in the longitudinal direction of the pipe, form part of the flue of the heating combustion chamber.

EFFECT: disclosed are a tube for a heat exchanger with at least partially variable cross-section and a heat exchanger equipped with same.

15 cl, 8 dwg